SHARP 1660L MANUAL LATHE

Technical Description

The SHARP 1660L is a precision manual lathe featuring a 16-inch swing over the bed and an extended 60-inch distance between centers, suited for machining long workpieces. It is powered by a robust 7.5 HP motor and equipped with a 12-speed geared head, allowing spindle speeds from 40 to 2,000 RPM. The spindle includes a 3.06-inch to 3.18-inch bore (depending on config) with a D1-8 camlock nose and an MT #6 taper, supporting various machining operations. The swing over the cross slide is 8.75 inches, enabling work on smaller diameter parts with precision. The lathe’s leadscrew has a diameter of 1 3/8 inches with a 4 TPI thread pitch. It supports a wide range of feed and threading options, including longitudinal feeds from 0.002 to 0.032 inches per revolution and cross feeds from 0.0001 to 0.0094 inches per revolution. Threading capabilities cover inch threads from 4 to 56 TPI, metric threads between 0.5 and 7 mm, and diametral pitch threads. The tailstock features an MT #4 taper with a quill travel of approximately 5.9 inches and a diameter around 2.25 inches, providing solid support for drilling and other tailstock operations. The machine incorporates features such as a Meehanite cast iron one-piece bed for rigidity, halogen work light, follow rest, longitudinal carriage stops, coolant system, and a comprehensive tool kit. It weighs approximately 3,460 to 4,100 lbs, depending on configuration. Voltage options include 220V or 460V three-phase power, ensuring compatibility with various shop electrical setups.